/* -------------------------------头部---------------------------------- */
header{
    width: 100%;
    background-color: #fff;
}

.top-nav{
    width:1200px;
    padding:10px 0px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin:0 auto;
}
.search{
    display: flex;
    align-items: center;
}
.search .icon-location{
    width:16px;
    height:21px;
    background: url(./image/location.png) no-repeat center;
}
.search span{
    color:var(--text-color);
    font:15px "微软雅黑";
    padding:0px 20px 0px 6px;
}
.searchbox{
    height:38px;
    border:1px solid var(--main-color);
    padding-left:44px;
     /* 左上 右上 右下 左下 */
    border-radius: 19px 0px 0px 19px;
    display: flex;
    align-items: center;
    background: url(./image/search.png) no-repeat 16px 10px;
}
.searchbox input[type="text"]{
    border:none;
    outline: none;
    font:15px "微软雅黑";
    color:var(--text-color);
}
.search button{
    height: 40px;
    border:none;
    background-color:var(--main-color);
    padding:0px 22px;
            /* 左上 右上 右下 左下 */
    border-radius: 0px 20px 20px 0px;
    color:white;
    font:15px "微软雅黑";
}
.user a{
    font:15px "微软雅黑";
    margin-left:25px;
    color:var(--text-color);
}
.user img{
    vertical-align: middle;
}
.menu{
    width: 1200px;
    margin: 0 auto;
    display: flex;
}
.menu li{
    height: 50px;
   margin-right: 50px; 
}

.menu li a{
    display: block;
    font: 20px "微软雅黑";
    height: 50px;
    margin-right: 50px;
    color: var(--title-color);
}

.menu li:nth-child(1) a,.menu li a:hover{
    color: var(--main-color);
    border-bottom: 3px solid var(--main-color);
}

/* -------------------------------导航---------------------------------- */
/* .daohan{
    width: 1200px;
    margin:0 auto;
    padding-top:20px;
}

.daohan i:nth-of-type(1){
    color: #999;
}

.table{
    width:1200px;
    background-color: #fff;
    font-size:13px;
    margin-top:20px;
    height:400px;
}

.table td{
    width:50px;
    padding-top:20px;
    鼠标呈现为指示链接的指针
    cursor: pointer;
    padding-left:20px;
    
}

.table td:hover{
    color: #2ab8f5;
}

.table tr td:nth-child(1){
    color: #999;
}

.table .blue{
    color: #2ab8f5;
} */

.daohan{
    width: 1200px;
    margin: 0 auto;
    padding-top: 25px;
    padding-bottom: 25px;
    font: 12px;
    
}
.daohan>a{
    color: #666;
}
.daohan>a:last-child{
    color: var(--text-color);
}
.bigliebiao{
    width: 1200px;
    /* background-color: #fff; */
    height: 384px;
    margin: 0 auto;
    background-color: #fff;

}
.liebiaox{
    width: 1200px;
    /* display: flex; */
    color: var(--text-color);
    font: 14px "微软雅黑";
    margin-left: 30px;
    height: 54px;
    line-height: 54px;
    background-color: #fff;
    border-bottom:1px solid #f7f8fa ;
}
.yidong{
    color: var(--main-color)!important;
}
.lb>a{
    color:var(--title-color) ;
    padding-right: 50px;
}
.lb{
    display: inline-block;
}
.ooo{
    width: 90px;
    display: inline-block;    
}
.lb a:hover{
    color: var(--main-color);
}

/* -----------------------------课程排行--------------------------------- */
.runbox{
    width: 1200px;
    margin:0 auto;
   position: relative;
}
.Ranking-class{
    width: 880px;
    margin-top:30px;
    background-color: #fff;
}

.R-a a:nth-of-type(1){
    display: inline-block;
    height: 30px;
    width: 85px;
    background: #2ab8f5;
    text-align: center;
    border-radius:6px;
    line-height: 30px;
    color: #fff;
    font-size: 14px;
    margin-top: 30px;
    margin-left: 25px;
}

.R-a a{
    font-size: 14px;
    color: #000;
    margin-right: 40px; 
    display: inline-block;
    height: 30px;
    width: 85px;
    text-align: center;
    border-radius:6px;
    line-height: 30px;
    font-size: 14px;
    margin-top: 30px;
    margin-left: 25px;
}

.R-a a:hover{
    background: #2ab8f5;
    color: #fff;
}

.Ranking img:nth-of-type(1){
    border-radius:6px;
}

.Ranking{
   width: 850px;
   padding-top:20px;
   margin-top: 20px;
   padding-bottom: 20px;
}

.R1{
    display: inline-block;
    margin-left: 25px;
    
}

.R1 ul{
    float: right;
    position: relative;
    right:30px;
    color: #999;
    top:10px;
    font-size: 15px;
     /* 鼠标呈现为指示链接的指针 */
   cursor: pointer;
}

.R1 ul li{
line-height:37px;
}


.R1 ul li a:nth-of-type(1){
    color: #000;
    font-size: 24px;
}

.R1 ul li:nth-of-type(2){
    font-size:15px;
    color:#fec45a;
}

.R1 ul li:nth-of-type(3){
    font-size:15px;
    color:#2ab8f5;
}

.R1 ul li i{
    color:#2ab8f5;
}

.Ranking .sc{
   position: relative; 
   left:460px;
   bottom:20px;
   display: inline-block;
   height: 20px;
   width: 50px;
   background: orangered;
   text-align: center;
   border-radius:6px;
   line-height: 20px;
   color: #fff;
   font-size: 14px;
   /* 鼠标呈现为指示链接的指针 */
   cursor: pointer;
}

.sc-pt{
    position: relative; 
    left:460px;
    bottom:20px;
    display: inline-block;
   height: 20px;
   width: 50px;
   border:1px solid orangered;
   background-color: #fff;
   text-align: center;
   border-radius:6px;
   line-height: 20px;
   color: orangered;
   font-size: 14px;
   /* 鼠标呈现为指示链接的指针 */
   cursor: pointer;
}

.sc-pt:hover{
    background: orangered;
    color: #fff;
}

.yema{
    height: 50px;
    display: inline-block;
    padding-left:200px;
    margin-top: 20px;
}

.yema i{
    margin-left:20px;
    display: inline-block;
    width: 30px;
    height: 30px;
    border:1px solid #ccc;
    text-align: center;
    line-height: 30px;
    border-radius:5px;
    /* 鼠标呈现为指示链接的指针 */
   cursor: pointer;
}

.yema i:hover{
    background:#2ab8f5;
    color: #fff;
}

.yema i:nth-of-type(3){
    display: inline-block;
    width: 30px;
    height:30px;
    background:#2ab8f5;
    border:1px solid #ccc;
    text-align: center;
    line-height:30px;
    border-radius:5px;
    color: #fff;
}

.Rank-right{
    width:320px;
    background: #fff;
    height: 700px;
    display: inline-block;
    position:absolute;
    right:-30px;
    top:1px;
    overflow: hidden;
}

.Rank-right i:nth-of-type(1){
    font-size:20px;
    color: #2ab8f5;
    padding-top: 20px;
    padding-left: 20px;
    display: inline-block;
}

.R-nr{
    display: inline-block;
    padding-left: 10px;
}

.R_1{
   padding-left: 20px;
   padding-top: 20px;
   overflow: hidden;
}

.R_1 img:nth-of-type(1){
    height: 80px;
    float: left;
}

.R_1 p:nth-of-type(1){
   margin-top: 2px;
}

.R_1 p:nth-of-type(2) img{
    height: 10px;
}

.R_1 p:nth-of-type(2){
    font-size: 12px;
    color: #fec45a;
}

.R_1 p:nth-of-type(3){
    font-size: 12px;
    color: #999;
}

.R1_ph{
    overflow: hidden;
    margin-left: 20px;
    width: 145px;
    float: left;
    line-height:45px;
}

.r-pf{
    display: inline-block;
    width:130px;
    /* border: 1px solid red; */
}

.R_R{
    overflow: hidden;
    line-height:44px;
}

.R_R .r-pf a:nth-of-type(1){
    font-size: 14px;
    color: #999;
    text-align: center;
}

.R_R .r-pf a:nth-of-type(2){
    float: right;
    font-size: 13px;
    color: #fec45a;
}
/* -----------------------------底部--------------------------------- */
footer{
    width: 100%;
    background-color: #414141;
    margin-top: 70px;
    margin: 0 auto;
}

.foot-nav{
    width:1200px;
    height: 150px;;
    display: flex;
    margin:0 auto;
}
.foot-nav a{
    color: #fff;
    font-size:18px;
    margin-right:50px;
    padding-left:20px;
    margin-top:40px;
}

.foot-nav i:nth-of-type(1){
    display: inline-block;
    margin-left:190px;
    margin-top:40px;
    color: #ccc;
}

.foot-nav i:nth-of-type(2){
    margin-left:70px;
    color: #ccc;
}  

.fgx{
    width: 1200px;
    margin: 0 auto;
    position: relative;
    border-top: 1px solid #999;
    top:-45px;
}

.db{
    position: relative;
    top:-20px;
    width:1200px;
    margin: 0 auto;
    font-size:13px;
    text-align: center;
    color: #ccc;
    line-height:40px;
}

.wx img:nth-of-type(1){
    position: relative;
    left:180px;
    top:3px;
}

.wx img:nth-of-type(2){
    position: relative;
    left:60px;
    top:3px;
}